prosecutors contend gabrieli has confessed saying he wanted to expose corruption in the vatican. the butler also testified that he feels guilty for betraying the pope. >> reporter: and in australia, a scientific study says corral in the great barrier reef is vanishing at an alarming rate. it says the corral has declined by nearly 50% over the last 27 years and the study says a number of factors are to blame including rising ocean temperatures, tropical cyclones and a predator called the crown of thorns star fish. >>> the former penn state gradual assistant who's testify helped convict jerry sandusky of child molestation has filed a lawsuit against the university saying it retaliated against him. mike mcqueary testified against sandusky saying he saw sandusky showering with a young boy on campus. he is second -- seeking millions of the dollars in compensation. the penn state administration had no immediate comment on the lawsuit. >>> a plan to outsource dozens of police jobs. >> and another night of celebrating at the oakland coliseum. the a's have done the unthinkable setting up